<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>键盘事件</title>
</head>
<body>
<div id="app">
    <input v-on:keyup.alt.65="toBD">
</div>

<script src="../node_modules/vue/dist/vue.js"></script>
<script>
    let app = new Vue({
        el: "#app",
        methods:{
            toBD(){
                alert(12345);
            }
        }
    });
</script>

</body>
</html>